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NorthStar™ Brand RIM Tach™ NexGen HT85 Magnetic Hollow Shaft Encoder

Magnetic Encoder with Max Bore 4-1/2" Hollow-Shaft Mounting Designed to Survive Tough Environments

Hollow-shaft Design Mounts Easily to Large Motor Shafts, up to 4.5” in Diameter
New Sensor Provides up to 0.075” of Air Gap, Over 50% More Than Competitive Models
Expanded Resolution up to 2400PPR
Redesigned Circuitry for On-Board Diagnostics with LED and Alarm Output
Multiple Bore Sizes Available, Including Tapered Shafts
Stainless Steel and Ductile Cast Iron Construction

Technical Data
Accessories

Description

The NorthStar™ brand RIM Tach™ NexGen HT85 is a heavy mill duty, hollow-shaft encoder that accommodates large thru-shaft sizes (up to 4.5 inches or 115mm) and can easily mount to most AC or DC fan cooled motors. This hollow-shaft encoder offers the reliability, resolution, and flexibility characteristics for which NorthStar products are known.

General

Feedback Type

Incremental

Technology

Magnetic

Mounting Configuration

Hollow Shaft mount with Anti-Rotation Tether

Mechanical

Encoder Size (Flange)

>2.5"

Hollow Bore Size

1 1/8"-2 7/8"

Housing Material

Cast Iron/Stainless Steel

Max. Operating Speed

3,600 RPM

Electrical

Resolution

60-2400 PPR

Supply Voltage

5-26VDC

Interfaces

IC-WE Differential Line Driver

Environmental

Approvals / Certifications

CE, ROHS

Operating Temperature Range

-20ºC to 70ºC

Storage Temperature

-40ºC to +120ºC

Environment

Non-Hazardous

Technical Information

Series HT85 Encoder Data Sheet

Series HT85 Encoder Installation Manual

Series HT85 Declaration of EC Conformity

Drawings

HT85 3D Drawing (STP)

Industries

Off Highway Vehicle

Pulp & Paper

Steel Mills Vector Motor

Applications

Motor and Drive Speed Feedback

Extruders

Pickling Equipment

Processing Equipment

Paper Machines

Cranes & Hoists